SCIENCE IN PICS: Mars Valleys Molded by Volcanic Fires

Surface polygons and spiral coils in the Athabasca Valles prove this network of valleys near the Mars’ equator was forged by lava, according to a study published in Science on April 27.
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SCIENCE IN PICS: Mars Valleys Molded by Volcanic Fires
Lava coil on the surface of the 1974 Hawaiian pahoehoe lava flow. Image courtesy of NASA/JPL/University of Arizona
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<a href="https://www.theepochtimes.com/assets/uploads/2015/07/ryan1HR.jpg"><img class="size-large wp-image-227248" title="Lava coils on patterned volcanic crust in Cerberus Palus, Mars. (Image courtesy of NASA/JPL/University of Arizona)" src="https://www.theepochtimes.com/assets/uploads/2015/07/ryan1HR-539x450.jpg" alt="Lava coils on patterned volcanic crust in Cerberus Palus, Mars. (Image courtesy of NASA/JPL/University of Arizona)" width="590" height="493"/></a>
Lava coils on patterned volcanic crust in Cerberus Palus, Mars. (Image courtesy of NASA/JPL/University of Arizona)

<a href="https://www.theepochtimes.com/assets/uploads/2015/07/ryan4HR.jpg"><img class="size-large wp-image-227258" title="Lava coil on the surface of the 1974 Hawaiian pahoehoe lava flow. (Image courtesy of NASA/JPL/University of Arizona)" src="https://www.theepochtimes.com/assets/uploads/2015/07/ryan4HR-653x450.jpg" alt="Lava coil on the surface of the 1974 Hawaiian pahoehoe lava flow. (Image courtesy of NASA/JPL/University of Arizona)" width="590" height="407"/></a>
Lava coil on the surface of the 1974 Hawaiian pahoehoe lava flow. (Image courtesy of NASA/JPL/University of Arizona)

Belinda McCallum
Belinda McCallum
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